diff --git a/.gitignore b/.gitignore
index fdda7be..e4297fb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ _site
 .jekyll-metadata
 vendor
 .DS_Store
+Gemfile.lock
diff --git a/assets/header-logo.png b/assets/header-logo.png
index df96539..f76a26c 100644
Binary files a/assets/header-logo.png and b/assets/header-logo.png differ
diff --git a/assets/header.png b/assets/header.png
index 041a481..f76a26c 100644
Binary files a/assets/header.png and b/assets/header.png differ